Heroin and pregnancy Heroin is an illegal street drug derived from opioids. See what impact heroin has on your pregnancy and seek help if you're battling addiction.
Low birthweight Low birthweight is when a baby is born weighing less than 5 pounds, 8 ounces. Learn about the causes, risks and health-related effects of low birthweight.
Spina bifida Spina bifida is when a baby's spine doesn't form correctly. It may cause a number of health problems and requires treatment.